Look IPC J-STD-013 page 2 there are 12 classes  I A ...II Z.
I am interested if there are any expiriences of practicals,
where the class labeling have benefits haf


M. Jeremias

Richard Hamilton -TEST wrote:
>
> Hello fellow TechNetters,
>
> I am getting into the world of SMT and am coming up with somewhat of a
> basic question, at least I believe so.
>
> Is there any one standard/definition of the different types of PWB
> assembly? I seem to find that pure SM is labeled as Type I, and from
> there, it looses any cohesion from what I see. I had originally heard
> that Type I was pure SM, Type II was a combination of SM and TH, with
> variations, and Type III was pure TH.
>
> Any guidance here would be appreciated.
>
> Richard Hamilton
> Clemar Mfg. / Rain Bird
> [log in to unmask]
>
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